Introduction - IBC SL Series Installation & Operating Manual

1.0 Introduction

The gas-fired modulating boilers are low pressure, fully condensing units with a variable input range.
Approved as "Category IV" vented appliances, the boilers use direct vent (sealed combustion) or
indoor combustion air.
Figure 7 View from the front - SL 26-260 G3
Figure 8 View from the front - SL 40-399 G3
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